private void btnCreateOutlookMail_Click(object sender, EventArgs e) { using (var outlook = new STC.Automation.Office.Outlook.Application()) { using (var mail = (STC.Automation.Office.Outlook.MailItem)outlook.CreateItem(STC.Automation.Office.Outlook.Enums.ItemType.MailItem)) { using (var recipient = mail.Recipients.Add("*****@*****.**")) { recipient.Type = (long)STC.Automation.Office.Outlook.Enums.MailRecipientType.To; } mail.Subject = "Test email"; mail.Body = "Hello from automation!"; mail.Closing += Mail_Closing; mail.Sending += Mail_Sending; // Doing this has the same (or at least similar) effect as calling mail.Display(), in that it shows the message and prevents // mail.Display(true) from making the inspector modal. This in turn means that the method used here for fielding events will // not work. // mail.Inspector.Activate(); // create temporary files for attachments as the method only accepts a filepath // first attachment is just added and the attachment object disposed var root = Path.Combine(Path.GetTempPath(), "STC.Automation.Office"); try { Directory.CreateDirectory(root); } catch { } var filename = Path.Combine(root, "attached-image.jpg"); using (var writer = new FileStream(filename, FileMode.Create)) Properties.Resources.attached_image.Save(writer, System.Drawing.Imaging.ImageFormat.Jpeg); mail.Attachments.Add(filename).Dispose(); // second attachment will be added inline in the message body filename = Path.Combine(root, "embedded-image.png"); using (var writer = new FileStream(filename, FileMode.Create)) Properties.Resources.embedded_image.Save(writer, System.Drawing.Imaging.ImageFormat.Png); using (var attachment = mail.Attachments.Add(filename)) { // derived from https://stackoverflow.com/a/14052552 attachment.PropertyAccessor.SetProperty(Attachment.PR_ATTACH_MIME_TAG, "image/png"); attachment.PropertyAccessor.SetProperty(Attachment.PR_ATTACH_CONTENT_ID, "myContentId"); } mail.HtmlBody = "<p>Hello from automation!</p><p><img src=cid:myContentId width=400 height=300></p>"; mail.Display(true); } } }
private void CreateEmail(STC.Automation.Office.Outlook.Application outlook) { using (var msg = (STC.Automation.Office.Outlook.MailItem)outlook.CreateItem(STC.Automation.Office.Outlook.Enums.ItemType.MailItem)) { using (var recipient = msg.Recipients.Add("*****@*****.**")) recipient.Type = (long)STC.Automation.Office.Outlook.Enums.MailRecipientType.To; using (var recipient = msg.Recipients.Add("*****@*****.**")) recipient.Type = (long)STC.Automation.Office.Outlook.Enums.MailRecipientType.CC; msg.Subject = "This is the subject"; msg.Body = "This is the body of the email."; msg.Importance = STC.Automation.Office.Outlook.Enums.Importance.High; if (File.Exists(@"C:\test.txt")) { using (var attachment = msg.Attachments.Add(@"C:\test.txt")); } msg.Recipients.ResolveAll(); msg.Display(); msg.Save(); //msg.Send(); } }